Problem: Compare Version Numbers Problem Statement: Compare two version numbers version1 and version2. If version1 > version2 return 1,...

The count-and-say sequence is the sequence of integers beginning as follows: 1, 11, 21, 1211, 111221, ...

There are two sorted arrays A and B of size m and n respectively. Find the median of the two sorted arrays ( The median of the array formed

Given an array of integers A of size N and an integer B. array A is rotated at some pivot unknown to you beforehand. (i.e., 0 1 2 4 5 6 7 mi

Given an integer, A. Compute and return the square root of A. If A is not a perfect square, return floor(sqrt(A)).

Given a matrix of integers A of size N x M in which each row is sorted. Find an return the overall median of the matrix A.

A robot is located at the top-left corner of an A x B grid. The robot can only move either down or right at any point in time. The robot is

Given a positive integer A, return its corresponding column title as appear in an Excel sheet.

Given a column title A as appears in an Excel sheet, return its corresponding column number.

Given a positive integer which fits in a 32 bit signed integer, find if it can be expressed as A^P where P > 1 and A > 0. A and P both shoul